Remarkable Ohio

Serpent Mound Marker
  • 5-81 The Marker 5-81 The Marker
  • 5-81 The Setting 5-81 The Setting
  • 79-31 Side A: History of the Cincinnati Astronomical Society 79-31 Side A: History of the Cincinnati Astronomical Society
  • 79-31 Side B: Project Moonwatch 79-31 Side B: Project Moonwatch
  • 79-31 Participants in Project Moonwatch 79-31 Participants in Project Moonwatch
  • 79-31 The Proposed CAS Observatory 79-31 The Proposed CAS Observatory
  • 79-31 CAS over 100 Years of Sharing the Universe 79-31 CAS over 100 Years of Sharing the Universe
  • 79-31 Invitation to Stargazing 79-31 Invitation to Stargazing
  • 23-31 Obersvatory main building and marker 23-31 Obersvatory main building and marker
  • 23-31 The second building and the marker 23-31 The second building and the marker
  • 23-31 Obersvatory second building 23-31 Obersvatory second building
  • 23-31 The observatory main building 23-31 The observatory main building
  • 23-31 A sneak peek inside the observatory main building 23-31 A sneak peek inside the observatory main building
  • 23-31 Marker 23-31 Marker
  • 23-31 Cornerstone 23-31 Cornerstone